package com.itheima.controller;

import com.alibaba.cloud.nacos.discovery.NacosServiceDiscovery;
import com.alibaba.nacos.api.exception.NacosException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;
@RestController
public class ConsumerController {
    @Autowired
    private RestTemplate restTemplate;
    @Autowired
    private NacosServiceDiscovery serviceDiscovery;
    @GetMapping(value = "/nacos/consumer/{str}")
    public String getService(@PathVariable("str") String str) throws 
        NacosException {
        //从Nacos中获取服务地址
        ServiceInstance serviceInstance = 
            serviceDiscovery.getInstances("quickstart-provider").get(0);
        String url = serviceInstance.getHost() + ":" +  
             serviceInstance.getPort();
        return restTemplate.getForObject("http://" + url + "/nacos/service/"+
            str, String.class);
    }
}